Origin of Henna. The art of henna (called mehndi in Hindi & Urdu) has been practiced for over 5000 years in Pakistan, India, Africa and the Middle East. There is some documentation that it is over 9000 years old.
ox (plural oxen) 1  An adult castrated male of cattle (B. taurus). 2  Any bovine animal (genus Bos). A neat, a beef.
Oxymorons (or oxymora) are literary figures of speech usually composed of a pair of neighbouring contradictory words (often within a sentence). However this is not always the case. The Webster Dictionary defines oxymoron as a combination of contradictory or incongruous words.